These are the perfect small stud earrings made by spiraling aluminum in a sterling silver setting. These earrings have sterling posts.
COLORS pictured: TOP to BOTTOM:
light turquoise, light blue, lime, teal, grass, green, sea blue
COLORS on MODEL: lime and antique
DIMENSIONS: compare the dimensions...
small: 8.5mm or 3/8th of an inch in diameter
large: 11mm or 7/16th of an inch, almost 1/2" diameter